From 877d24eb8bffd3d5ceef5ada5b3d3917b0207129 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 May 2017 17:51:24 +0200
Subject: Merging upstream version 1.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 testsuite/check.sh    |  48 ++++++++++++++++++++++++++++++++++++------------
 testsuite/test.txt.lz | Bin 7376 -> 7376 bytes
 2 files changed, 36 insertions(+), 12 deletions(-)

(limited to 'testsuite')

diff --git a/testsuite/check.sh b/testsuite/check.sh
index f03377f..71cabc4 100755
--- a/testsuite/check.sh
+++ b/testsuite/check.sh
@@ -1,6 +1,6 @@
 #! /bin/sh
 # check script for Lzd - Educational decompressor for lzip files
-# Copyright (C) 2013-2016 Antonio Diaz Diaz.
+# Copyright (C) 2013-2017 Antonio Diaz Diaz.
 #
 # This script is free software: you have unlimited permission
 # to copy, distribute and modify it.
@@ -17,6 +17,13 @@ if [ ! -f "${LZIP}" ] || [ ! -x "${LZIP}" ] ; then
 	exit 1
 fi
 
+[ -e "${LZIP}" ] 2> /dev/null ||
+	{
+	echo "$0: a POSIX shell is required to run the tests"
+	echo "Try bash -c \"$0 $1 $2\""
+	exit 1
+	}
+
 if [ -d tmp ] ; then rm -rf tmp ; fi
 mkdir tmp
 cd "${objdir}"/tmp || framework_failure
@@ -24,24 +31,41 @@ cd "${objdir}"/tmp || framework_failure
 in="${testdir}"/test.txt
 in_lz="${testdir}"/test.txt.lz
 fail=0
+test_failed() { fail=1 ; printf " $1" ; [ -z "$2" ] || printf "($2)" ; }
 
 printf "testing lzd-%s..." "$2"
 
 "${LZIP}" < "${in}" 2> /dev/null
-if [ $? = 2 ] ; then printf . ; else printf - ; fail=1 ; fi
-dd if="${in_lz}" bs=1 count=6 2> /dev/null | "${LZIP}" 2> /dev/null
-if [ $? = 2 ] ; then printf . ; else printf - ; fail=1 ; fi
-dd if="${in_lz}" bs=1 count=20 2> /dev/null | "${LZIP}" > /dev/null 2>&1
-if [ $? = 2 ] ; then printf . ; else printf - ; fail=1 ; fi
+[ $? = 2 ] || test_failed $LINENO
 
-"${LZIP}" < "${in_lz}" > copy || fail=1
-cmp "${in}" copy || fail=1
-printf .
+"${LZIP}" < "${in_lz}" > copy || test_failed $LINENO
+cmp "${in}" copy || test_failed $LINENO
 
 cat "${in}" "${in}" > in2 || framework_failure
-cat "${in_lz}" "${in_lz}" | "${LZIP}" > copy2 || fail=1
-cmp in2 copy2 || fail=1
-printf .
+cat "${in_lz}" "${in_lz}" > in2.lz || framework_failure
+"${LZIP}" < in2.lz > copy2 || test_failed $LINENO
+cmp in2 copy2 || test_failed $LINENO
+
+printf "\ntesting bad input..."
+
+cat "${in_lz}" "${in_lz}" "${in_lz}" > in3.lz || framework_failure
+if dd if=in3.lz of=trunc.lz bs=14752 count=1 2> /dev/null &&
+   [ -e trunc.lz ] && cmp in2.lz trunc.lz > /dev/null 2>&1 ; then
+# can't detect truncated header of non-first member
+	for i in 6 20 14734 14758 ; do
+		dd if=in3.lz of=trunc.lz bs=$i count=1 2> /dev/null
+		"${LZIP}" < trunc.lz > out 2> /dev/null
+		[ $? = 2 ] || test_failed $LINENO $i
+	done
+else
+	printf "\nwarning: skipping truncation test: 'dd' does not work on your system."
+fi
+
+cat "${in_lz}" > ingin.lz || framework_failure
+printf "g" >> ingin.lz || framework_failure
+cat "${in_lz}" >> ingin.lz || framework_failure
+"${LZIP}" < ingin.lz > copy || test_failed $LINENO
+cmp "${in}" copy || test_failed $LINENO
 
 echo
 if [ ${fail} = 0 ] ; then
diff --git a/testsuite/test.txt.lz b/testsuite/test.txt.lz
index 41d2e39..22cea6e 100644
Binary files a/testsuite/test.txt.lz and b/testsuite/test.txt.lz differ
-- 
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